diff --git a/lib/regex_lab.rb b/lib/regex_lab.rb
index 60552ab..6a60037 100644
--- a/lib/regex_lab.rb
+++ b/lib/regex_lab.rb
@@ -1,19 +1,31 @@
 def starts_with_a_vowel?(word)
-
+if word.match(/\b[AEIOUaeiou][a-z]*\b/)
+  return true
+else
+   return false
+ end
 end
 
 def words_starting_with_un_and_ending_with_ing(text)
-
+text.scan(/\w+ing/)
 end
 
 def words_five_letters_long(text)
-
+text.scan(/\b\w{5}\b/)
 end
 
 def first_word_capitalized_and_ends_with_punctuation?(text)
-
-end
+  if text.match(/^[A-Z].+\.$/)
+    return true
+  else
+    return false
+  end
+  end
 
 def valid_phone_number?(phone)
-
-end
+  if phone.match(/([0-9] *?){10}|(\([0-9]{3}\)(([0-9]{3}-[0-9]{4})|[0-9]{7})\b)/)
+    return true
+  else
+    return false
+  end
+  end